- 1Works photographic negative of cables on wall, Balham substation, London Underground (YA1972.36/MS0231/Neg 1563)
c.1925, item - 2Works photographic negative of cables on short posts, Morden, London Underground (YA1972.36/MS0231/Neg 1564)
c.1925, item - 3Works photographic negative of trackside cable runs, Morden, London Underground (YA1972.36/MS0231/Neg 1565)
c.1925, item - 4Works photographic negative of trackside cables, Morden Cabin, London Underground (YA1972.36/MS0231/Neg 1566)
c.1925, item - 5Works photographic negative of trackside cables, Trinity Road, London Underground (YA1972.36/MS0231/Neg 1567)
c.1925, item - 6Works photographic negative of cables along stairway, Balham, London Underground (YA1972.36/MS0231/Neg 1568)
c.1925, item - 7Business records of W. T. Glover & Co. Ltd (YA1972.36/MS0231)
1788-1968, fonds - 8Control equipment schemes and details (GEC/2/2/3/1)
1966-1967, file - 9Control apparatus equipment drawings (GEC/2/2/3/4)
1971-1973, file - 10Southern Railway wiring diagrams (GEC/2/2/2/74)
1937-1940, file - 11Wiring diagrams and mechanical details (GEC/2/2/3/5)
1962-1979, file - 12Equipment layout and wiring diagrams (GEC/2/2/3/6)
1960-1986, file - 13Electrical control apparatus, wiring diagrams and equipment layouts (GEC/2/2/4/6)
1971-1989, file - 14Electrical equipment drawings (GEC/2/2/3/8)
1963-1964, file - 15Mechanical details (GEC/2/2/2/128)
1962-1963, file
